Starbucks will begin testing new versions of its cups that are compostable and recyclable in several markets this year, and will also test a strawless lid in Canada and the US. At its annual meeting this week, the company also said it will invest $100 million in a venture capital fund to support innovation in food and retail technology and new products.

Seventy-nine percent of educators in 15 countries say students' emotional well-being is tied to their academic success, according to a survey commissioned by Microsoft and produced by The Economist's Intelligence Unit. They survey also found that data-gathering and analytics tools, as well as online games and virtual assistants, can be used by teachers to help improve students' well-being.

A Nebraska school district is serving more locally produced food to students, including vegetables, beef and pork. The district's food service manager, Janice Reynolds, says that as much as 75% of the meat and produce served for breakfast and lunch comes from local farms.

At the crossroads of Europe and Asia, Greece was once the center of the civilized world. The legacy of ancient Greece endures in our language and our ideas. Yet we know surprisingly little about this country's rich culinary traditions.

McDonald's has launched a sweepstakes to give away the "McDelivery Couch," a La-Z-Boy sofa outfitted with cup holders, a cooler and phone chargers, to promote its delivery service with Uber Eats. Customers can enter once daily through April 8 by tweeting about their favorite delivery items from the McDonald's menu.

Tim Hortons launched its loyalty program throughout Canada this week, rewarding members with a free drink or baked item after spending at least 50 cents in seven visits, the company said. The chain sells 80% of the cups of coffee sold in Canada, according to NPD Group, but the market is growing more competitive with rivals like McDonald's offering their own loyalty programs.

Sandwich chain Jimmy John's has launched a new campaign to promote its speedy in-house delivery system, which uses "sandwich delivery zones" that include customers within five minutes of one of its more than 2,800 stores. Last month, the chain said it wouldn't use third-party delivery systems.